Add 4/80 and 6/7
4/80 + 6/7 is 127/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 7 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560 - Likewise, for the 2nd fraction, since 7 × 80 = 560,
6/7 = 6 × 80/7 × 80 = 480/560 - Add the two like fractions:
28/560 + 480/560 = 28 + 480/560 = 508/560 - 508/560 simplified gives 127/140
- So, 4/80 + 6/7 = 127/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/80+6/7 4/80+12/7 4/80+6/14 12/80+6/7 4/80+18/7 4/80+6/21 20/80+6/7 4/80+30/7 4/80+6/35 28/80+6/7 4/80+42/7 4/80+6/49